---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/520017#article
headline: "520017: Identifier not found for deletion"
url: https://www.twilio.com/docs/api/errors/520017
inLanguage: en
dateModified: 2026-04-01T03:32:01.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 520017: Identifier not found for deletion

Log Type: TWILIO

Log Level: ERROR

## Description

Identifier could not be found for deletion.

### Possible causes

* It may be invalid, previously removed, or never associated with the target profile

### Possible solutions

* Fetch the most recent identifier list for the target profile to confirm its presence before issuing a `DELETE` request